RHAGASTIS TRILINEATA Matsumura, 1921

Female Rhagastis trilineata. Photo: © BMNH Male Rhagastis trilineata. Photo: © BMNH

TAXONOMY

Rhagastis trilineata Matsumura, 1921, Thousand Insects Japan (Additam.) 4: 757. Type locality: "Formosa" [Japan].


ADULT DESCRIPTION AND VARIATION

Resting Rhagastis trilineata, Japan. Photo: © Kenichiro Nakao.

ADULT BIOLOGY


FLIGHT-TIME

Japan: 25.v-26.vii (Yakushima); 16.vi-4.ix (Honshu); 23.vii-10.viii (Kyushu).


EARLY STAGES

OVUM:

LARVA:

PUPA:

Larval hostplants. Hydrangea macrophylla (Nozaki & Miyata, 1989).


PARASITOIDS


LOCAL DISTRIBUTION

Japan: Honshu (Nashimoto; Shimohino; Tokyo; Bunkakaikan; Ena; Motosugan; Mikaboyama, 750m; Mt. Kitamuki; Shibata; Bushi; Ohara; Misakubomachi); Shikoku (Dono); Kyushu (Itzukimura; Taku); Yakushima (Aikodake).

The single record from Taiwan appears to be erroneous (Inoue, 1990).


GLOBAL DISTRIBUTION

Endemic to Japan.


Global distribution of Rhagastis trilineata. Map: © BMNH.

BIOGEOGRAPHICAL AFFILIATION


Return to Sphingidae of the Eastern Palaearctic species list
© A.R. Pittaway & I.J. Kitching (The Natural History Museum, London)